Home / 11,001.27-16,501.63-3,210.15

Finding the Fourth Proportional to 11,001.27, 16,501.63 and 3,210.15

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Solution

The fourth proportional to 11,001.27, 16,501.63 and 3,210.15 is: 4,815.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.27 : 16,501.63 = 3,210.15 : x
  2. Step 2: Convert to fraction form
    11,001.27/16,501.63 = 3,210.15/x
  3. Step 3: Cross multiply
    11,001.27x = 16,501.63 × 3,210.15
  4. Step 4: Simplify right side
    11,001.27x = 52,972,707.54
  5. Step 5: Solve for x
    x = 52,972,707.54/11,001.27
  6. Step 6: Final answer
    x = 4,815.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.